Migrates Dev Proxy to Kestrel#1735

Merged

garrytrinder merged 47 commits into

dotnet:nextfrom

waldekmastykarz:waldekmastykarz-kestrel-proxy-migration-plan

Jun 29, 2026

Commits on Jun 27, 2026

Add throwaway Kestrel proxy spike (Phase 0B de-risking)

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Add canonical HTTP proxy model to DevProxy.Abstractions (Phase 1)

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Add Titanium adapter mapping engine types onto canonical model (Phase 2)

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Wire canonical IProxySession through ProxyEvents; migrate first plugin (Phase 3 slice 1)

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Phase 3 Wave 1: add IHttpRequest overloads to ProxyUtils

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Phase 3 guidance wave: migrate 4 guidance plugins off Titanium

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Phase 3 mocking wave: migrate 5 mocking plugins off Titanium

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Phase 3 inspection-lite: migrate HttpUtils + OpenAI usage/telemetry streaming off Titanium

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Phase 3 throttling group: migrate ThrottlerInfo + 5 throttling plugins off Titanium

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Migrate plugins off Titanium onto canonical HTTP model (Phase 3 final wave)

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Add Kestrel proxy engine vertical slice (Phase 4)

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Add Kestrel proxy engine test project (Phase 4)

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Add selective decrypt + ALPN blind-tunnel to Kestrel engine (Phase 4)

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Add keep-alive + per-request state isolation to Kestrel engine (Phase 4 slice 3)

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Add WebSocket transparent relay to Kestrel engine (Phase 4 slice 4)

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Add chunked request bodies + 100-continue to Kestrel engine (Phase 4 slice 5)

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Kestrel engine: incremental SSE streaming with capped tee (Slice 6)

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Phase 4 Slice 7: process filtering at CONNECT (--watch-pids/--watch-process-names)

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Phase 5 Slice 5a: persistent certificate authority (disk root + leaf cache)

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Add OS-trust install + first-run wiring for the Kestrel engine (Slice 5b)

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Graceful-teardown audit: DRY connection-close classifier (Slice 5c)

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Harden CONNECT authority parsing: IPv6, ports, malformed targets (Slice 5d)

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Slice 5e: --port 0 actual-port logging + DRY host extraction

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Phase 6 slice: engine-agnostic system-proxy on/off (no Titanium)

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Phase 6 slice: replace Titanium RunTime with System.OperatingSystem

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Add hermetic Kestrel parity-test gate (controllable rows)

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Hard cut-over to the Kestrel proxy engine; remove Titanium

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Commits on Jun 28, 2026

Commits on Jun 29, 2026

Merge branch 'next' into waldekmastykarz-kestrel-proxy-migration-plan
waldekmastykarz
authored